CN215329956U - High slope anchor cable construction system based on hanging flower basket and slide rail - Google Patents
High slope anchor cable construction system based on hanging flower basket and slide rail Download PDFInfo
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- CN215329956U CN215329956U CN202121297552.5U CN202121297552U CN215329956U CN 215329956 U CN215329956 U CN 215329956U CN 202121297552 U CN202121297552 U CN 202121297552U CN 215329956 U CN215329956 U CN 215329956U
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Abstract
The utility model relates to the technical field of slope protection, and discloses a high slope anchor cable construction system based on a hanging basket and a slide rail, which comprises a winch, the hanging basket, the slide rail, a post pile and an anchor rod, wherein the hanging basket can be longitudinally moved on a high slope surface through the winch and a steel wire rope, the hanging basket can be transversely moved on the top of the high slope through the slide rail, so that the hanging basket can reach any position on the high slope surface, and can be temporarily fixed on the slope surface through the detachable fixed connection relation between the slope side surface of a basket body and the exposed end of the slope anchor rod when reaching a target anchoring point, so that a stable construction platform is obtained, a scaffold is not required to be erected, the hanging basket can be pulled by the winch and the post pile even if the slope is unstable, and major potential safety hazards are avoided, the safety of constructors is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of slope protection, and particularly relates to a high slope anchor cable construction system based on a hanging basket and a slide rail.
Background
The high slope refers to a slope body with the height of a soil slope being more than 20m and less than 100m or the height of a rock slope being more than 30m and less than 100m, and because the slope height factor of the high slope plays an important role and influence on the stability of the slope, the analysis of the stability of the slope and the design of protection and reinforcement engineering need to be individually or specially designed and calculated. In recent years, with the increasing construction projects of mountainous areas in western highlands in China, a large number of high slope reinforcement projects appear, at present, a scaffold is usually erected as a construction platform in conventional high slope reinforcement, but slope instability is easy to occur in high and steep slope construction, and great potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that great potential safety hazards exist due to the fact that slope instability easily occurs in the existing high and steep slope construction, and the utility model provides a high slope anchor cable construction system based on a hanging basket and a sliding rail.
The utility model provides a high slope anchor cable construction system based on a hanging basket and a slide rail, which comprises a winch, a hanging basket, a slide rail, column piles and anchor rods, wherein the number of the column piles is multiple, the column piles are used for being fixed on the top of a high slope body at intervals in the transverse direction, and the number of the anchor rods is multiple, and the anchor rods are used for being discretely embedded on the slope surface of the high slope body;
the winch is detachably fixed between two adjacent column piles and is used for longitudinally moving the hanging basket on the slope surface through a steel wire rope;
when the slope side surface of the hanging basket longitudinally moves to a target anchoring point, the hanging basket is detachably and fixedly connected with at least three anchor rod exposed ends positioned around the target anchoring point, wherein the anchor rod exposed ends are the end parts of the anchor rods exposed out of the slope surface;
the slide rail transversely lay on the hillside top and be located the hanging flower basket with between the stake for through the sliding fit with the pulley in the hillside top lateral shifting the hanging flower basket, wherein, the pulley sets up the bottom of hanging flower basket.
Based on the contents of the utility model, a safe and practical novel high slope construction platform construction scheme can be provided, namely, the lifting basket can be longitudinally moved on a high slope surface by the winch and a steel wire rope, and the hanging basket can be transversely moved on the top of the high slope through the slide rail, so that the hanging basket can reach any position on the surface of the high slope, and on the other hand, when reaching a target anchoring point, the hanging basket can be temporarily fixed on the slope surface through the detachable fixed connection relationship between the slope-facing side surface of the basket body and the exposed end of the slope anchor rod to obtain a stable construction platform, and then need not to set up the scaffold frame for even take place the side slope unstability condition, also can utilize the hoist engine reaches the stake is held the hanging flower basket avoids appearing great potential safety hazard, ensures constructor's safety.
In one possible design, the system further comprises a first I-beam and a second I-beam, wherein the first I-beam is fixedly connected with the tops of the exposed bodies of the two adjacent column piles, and the second I-beam is fixedly connected with the bottoms of the exposed bodies of the two adjacent column piles;
the winch is detachably fixed between the first I-shaped steel and the second I-shaped steel.
In one possible design, the number of the winches is two, and the hanging baskets are respectively and synchronously obliquely pulled through the corresponding steel wire ropes so as to together move the hanging baskets longitudinally on the slope surface.
In one possible design, the ratio k of the design value of the chop pressure to the design value of the allowable tension of the steel cord satisfies the following formula:
wherein α represents a reduction coefficient of breaking pressure of the wire rope, K represents a safety factor of the wire rope, P represents a total breaking tension of the wire rope, G1 represents a self weight of the basket, and G2 represents a design load of the basket.
In one possible design, the design load M of the basket satisfies the following formula:
M≥γG*GS+γQ*(Gj+Gz+Gt+Gc+Gr)
in the formula, gammaGRepresenting the permanent load component coefficient, gammaQRepresenting variable load component coefficient, GSRepresenting the dead weight, G, of the wire ropejIndicating the weight of the rig required for construction, GzIndicating the weight of the drill rod required for construction, GtIndicating the weight of the casing required for construction, GcDenotes the weight of the material required for construction, GrIndicating the weight of the operator.
In one possible design, the bottom of the hanging basket adopts channel steel as a diagonal bracing part so as to support the hanging basket together with at least three anchor rods, wherein the at least three anchor rods and the exposed ends of the at least three anchor rods are in one-to-one correspondence.
In one possible design, the detachable fixed connection mode of the slope side surface and the exposed ends of the at least three anchor rods comprises a welding mode during fixing and a welding and detaching mode during detaching.
In one possible design, the left upper corner position, the left lower corner position, the right upper corner position, the right lower corner position and the central position of the slope side face are detachably and fixedly connected with the exposed ends of the at least three anchor rods in a one-to-one correspondence mode.
In one possible design, the design value η for the anti-overturning safety factor of the pile satisfies the following relationship:
where ρ represents the density of the pile, V represents the volume of the pile, and L2Showing the distance from the center of gravity of the stud to the fulcrum, G1 showing the self weight of the basket, G2 showing the design load of the basket, L1And the distance from the stress point of the steel wire rope to the fulcrum is represented, the fulcrum is a contact point of the outer side surface of the column pile and the ground of the slope top, and the stress point of the steel wire rope is located at the intersection of the steel wire rope and the column pile.
In one possible design, the slide rail is of a double-rail structure, the pile adopts a building which is manually dug to reproduce cast-in-situ concrete, and the anchor rod adopts a cartridge anchor rod.
The utility model has the technical effects that:
(1) the utility model provides a safe and practical novel high slope construction platform construction scheme, namely, the lifting basket can be longitudinally moved on a high slope surface by the winch and a steel wire rope, and the hanging basket can be transversely moved on the top of the high slope through the slide rail, so that the hanging basket can reach any position on the surface of the high slope, and on the other hand, when reaching a target anchoring point, the hanging basket can be temporarily fixed on the slope surface through the detachable fixed connection relationship between the slope-facing side surface of the basket body and the exposed end of the slope anchor rod to obtain a stable construction platform, and then need not to set up the scaffold frame for even take place the side slope unstability condition, also can utilize the hoist engine reaches the stake is held the hanging flower basket avoids appearing great potential safety hazard, ensures constructor's safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high slope anchor cable construction system provided by the utility model.
Fig. 2 is a schematic diagram of the position relationship among a winch, a pile and an i-steel in the anchor cable construction system for a high slope according to the present invention.
Fig. 3 is a schematic structural diagram of a hanging basket in a high slope anchor cable construction system provided by the utility model.
Fig. 4 is a schematic view of the stress analysis of the wire rope, the pile and the ground in the anchor cable construction system for the high slope according to the present invention.
In the above drawings: 1-a winch; 11-a steel wire rope; 2-hanging baskets; 21-sloping side; 22-a pulley; 23-channel steel; 3-a slide rail; 4-piling; 5-anchor cable hole site; 61-a first i-beam; 62-a second I-steel; 100-high slope body; 101-top of slope; 102-slope.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely representative of exemplary embodiments of the utility model. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
Example one
As shown in fig. 1 to 4, the high slope anchor cable construction system based on a hanging basket and a slide rail provided in this embodiment includes a winch 1, a hanging basket 2, a slide rail 3, a plurality of column piles 4 and a plurality of anchor rods, wherein the column piles 4 are used to be fixed on a slope top 101 of a high slope body 100 at a transverse interval, and the anchor rods are used to be embedded discretely on a slope surface 102 of the high slope body 100; the winch 1 is detachably fixed between two adjacent column piles 4 and is used for longitudinally moving the hanging basket 2 on the slope surface 102 through a steel wire rope 11; when the slope side 21 of the hanging basket 2 longitudinally moves to a target anchoring point, the slope side is used for being detachably and fixedly connected with at least three anchor rod exposed ends positioned around the target anchoring point, wherein the anchor rod exposed ends are the end parts of the anchor rods exposed out of the slope surface 102; the slide rail 3 is transversely laid on the slope top 101 and located between the hanging basket 2 and the column 4, and is used for transversely moving the hanging basket 2 on the slope top 101 through sliding fit with a pulley 22, wherein the pulley 22 is arranged at the bottom of the hanging basket 2.
As shown in fig. 1 to 4, in the specific structure of the high slope anchor cable construction system, the winch 1 and the steel wire rope 11 are used as a longitudinal lifting mechanism of the hanging basket 2, wherein one end of the steel wire rope 11 is wound on a rotating shaft of the winch 1, and the other end is connected to the top of the hanging basket 2. Because the winch 1 is detachably fixed between two adjacent piles 4, the winch 1 can be moved to a position between another pair of adjacent piles 4 after being detached, so that the winch 1 can be moved so as to move transversely together with the hanging basket 2 on the top of the slope 101. As shown in fig. 2, the winch 1 is detachably fixed between two adjacent piles 4, and preferably, the high slope anchor cable construction system further includes a first i-beam 61 and a second i-beam 62, wherein the first i-beam 61 is fixedly connected to the top of the exposed body of the two adjacent piles 4, and the second i-beam 62 is fixedly connected to the bottom of the exposed body of the two adjacent piles 4; the winch 1 is detachably fixed between the first i-beam 61 and the second i-beam 62, for example, the winch 1 is clamped between the first i-beam 61 and the second i-beam 62.
The hanging basket 2 is used as a construction platform which can move vertically and horizontally (namely, the hanging basket 2 is moved longitudinally on the slope surface of the high side through the winch 1 and the steel wire rope 11, and the hanging basket 2 is moved transversely on the top of the high side slope through the slide rail 3) and can be fixed temporarily (namely, the hanging basket is detachably and fixedly connected with the exposed end of the anchor rod of the slope surface towards the slope side surface), so that constructors can conveniently reinforce the high side slope body and the like. As shown in fig. 3, the hanging basket 2 is of a square frame structure, and a channel steel 23 is used as a diagonal bracing member at the bottom so as to support the hanging basket 2 together with at least three anchor rods, wherein the at least three anchor rods correspond to the exposed ends of the at least three anchor rods one to one. The slope-oriented side 21 is a side of the hanging basket 2 facing the slope 102, and since the slope-oriented side 21 and the exposed ends of the at least three anchor rods are detachably and fixedly connected, the fixed connection relationship can be released after the construction operation is completed, so that the hanging basket 2 can be moved to a next target anchoring point. In order to improve the stability of the temporary construction platform, it is preferable that the slope-ward side 21 is detachably and fixedly connected with the at least three anchor rod exposed ends (in this case, the number of the anchor rod exposed ends is five, and there are five anchor rods correspondingly) in a one-to-one correspondence manner at a left upper corner position, a left lower corner position, a right upper corner position, a right lower corner position, and a central position (i.e., five circular dots as shown in fig. 3). In addition, the detachable fixed connection mode of the slope side surface 21 and the exposed ends of the at least three anchor rods includes, but is not limited to, a welding mode during fixing and a welding mode during detaching.
The slide rails 3 are used as a lateral translation mechanism for the basket 2, and as shown in fig. 1, the slide rails 3 may be, but are not limited to, a double-rail structure. The column piles 4 are used for providing a fixed pivot for the winch 1 on the slope top 101 so as to safely lift the hanging basket 2, and when slope instability occurs, the winch 1 and the steel wire rope are used for pulling the hanging basket 2, so that the safety of constructors is guaranteed; preferably, the pile 4 is a building which is artificially excavated and cast with concrete in situ, so that when the pile hole is excavated, the integrity of the rock body is prevented from being damaged and the wall of the hole is prevented from dropping due to blasting construction (after the pile hole is excavated, wall protection is also required according to the stable condition of the wall of the hole). The anchor is used for temporarily fixing the hanging basket 2 on the slope 102, and the pre-embedding mode can be specifically as follows: firstly, drilling an anchor cable hole site 5 on the slope surface 102 and around the target anchoring point, then inserting and fixing the insertion end part of the anchor rod (not shown in the drawing) into the anchor cable hole site 5, and enabling the other end of the anchor rod to be exposed out of the slope surface 102; preferably, the anchor rod can be but is not limited to a cartridge anchor rod, wherein the cartridge anchor rod is a combination of an anchoring agent and an anchor rod body and is often used in mine roadway excavation support and highway tunnel preliminary support.
Therefore, based on the detailed structural description of the anchor cable construction system for high slope, a safe and practical construction scheme for a novel high slope construction platform can be provided, namely, the construction scheme comprises a winch, a hanging basket, a slide rail, a post and an anchor rod, wherein the hanging basket can be longitudinally moved on a high slope surface through the winch and a steel wire rope, the hanging basket can be transversely moved on the top of the high slope through the slide rail, so that the hanging basket can reach any position on the high slope surface, and on the other hand, when a target anchoring point is reached, the hanging basket can be temporarily fixed on the slope surface through the detachable fixed connection relationship between the side surface of the basket body facing the slope and the exposed end of the anchor rod of the slope surface, so that a stable construction platform is obtained, a scaffold is not required to be erected, and even if the side slope instability occurs, the hanging basket can be pulled by the winch and the post, and the occurrence of major potential safety hazards is avoided, and the safety of constructors is guaranteed.
Preferably, the number of the winches 1 is two, and the hanging baskets 2 are respectively and synchronously inclined-pulled by corresponding steel wire ropes 11 so as to longitudinally move the hanging baskets 2 on the slope surface 102 together. As shown in fig. 1, through the specific arrangement of the winch 1, two steel wire ropes 11 can be used for sharing the tension of hoisting the hanging basket 2, so as to lift the design load bearing of the hanging basket 2 and meet the actual construction requirements. In addition, draw through two wire rope 11 synchronous oblique draws hanging flower basket 2, can also promote the lift stability of hanging flower basket 2, further guarantee construction safety.
Preferably, the ratio k of the design value of the cutting pressure to the design value of the allowable tensile force of the steel wire rope 11 satisfies the following formula:
wherein α represents a reduction coefficient of breaking pressure of the wire rope 11, K represents a safety factor of the wire rope 11, P represents a total breaking tension of the wire rope 11, G1 represents a self weight of the gondola 2, and G2 represents a design load of the gondola 2.
In detail, the design load bearing M of the basket 2 satisfies the following formula:
M≥γG*GS+γQ*(Gj+Gz+Gt+Gc+Gr)
in the formula, gammaGRepresenting the permanent load component coefficient, gammaQRepresenting variable load component coefficient, GSIndicates the constant load weight, G, of the wire rope 11jIndicating the weight of the rig required for construction, GzIndicating the weight of the drill rod required for construction, GtIndicating the weight of the casing required for construction, GcDenotes the weight of the material required for construction, GrIndicating the weight of the operator.
Preferably, the design value η of the anti-overturning safety coefficient of the column pile 4 satisfies the following relationship:
where ρ represents the density of the piles 4, V represents the volume of the piles 4, and L2Represents the center of gravity to the fulcrum of the pile 4G1 represents the self weight of the basket 2, G2 represents the design load of the basket 2, L1And the distance from the stress point of the steel wire rope 11 to the fulcrum is shown, the fulcrum is the contact point of the outer side surface of the column pile 4 and the ground of the slope top 101, and the stress point of the steel wire rope 11 is located at the intersection of the steel wire rope 11 and the column pile 4. As shown in fig. 4, point B is the fulcrum, point a is the center of gravity of the pile 4, and point C is the stress point of the steel wire rope 11.
In addition, according to the stress analysis shown in fig. 4, the pressure P of the pile 4 to the pile hole wall can be calculated according to the following formula:
in the formula, g represents the gravity acceleration, μ represents the friction coefficient between the column pile 4 and the pile hole wall, θ represents the included angle between the steel wire rope 11 and the horizontal direction, and S represents the compression area. When the high slope anchor cable construction system is designed, the anti-sliding stability design requirement of the pile 4 can be met based on the pressure P of the pile 4 to the wall of the pile hole.
To sum up, adopt the high slope anchor rope construction system based on hanging flower basket and slide rail that this embodiment provided, have following technological effect:
(1) the embodiment provides a safe and practical construction scheme of a novel high slope construction platform, namely, the lifting basket can be longitudinally moved on a high slope surface by the winch and a steel wire rope, and the hanging basket can be transversely moved on the top of the high slope through the slide rail, so that the hanging basket can reach any position on the surface of the high slope, and on the other hand, when reaching a target anchoring point, the hanging basket can be temporarily fixed on the slope surface through the detachable fixed connection relationship between the slope-facing side surface of the basket body and the exposed end of the slope anchor rod to obtain a stable construction platform, and then need not to set up the scaffold frame for even take place the side slope unstability condition, also can utilize the hoist engine reaches the stake is held the hanging flower basket avoids appearing great potential safety hazard, ensures constructor's safety.
Finally, it should be noted that the present invention is not limited to the above alternative embodiments, and that various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the utility model, which is defined in the claims, and which the description is intended to be interpreted accordingly.
Claims (10)
1. A high slope anchor cable construction system based on a hanging basket and a slide rail is characterized by comprising a winch (1), a hanging basket (2), a slide rail (3), a plurality of column piles (4) and anchor rods, wherein the column piles (4) are arranged in a plurality and are used for being transversely fixed on a slope top (101) of a high slope body (100) at intervals, and the anchor rods are arranged in a plurality and are discretely embedded on a slope surface (102) of the high slope body (100);
the winch (1) is detachably fixed between two adjacent column piles (4) and is used for longitudinally moving the hanging basket (2) on the slope surface (102) through a steel wire rope (11);
when the slope side surface (21) of the hanging basket (2) longitudinally moves to a target anchoring point, the slope side surface is detachably and fixedly connected with at least three anchor rod exposed ends positioned around the target anchoring point, wherein the anchor rod exposed ends are the end parts of the anchor rods exposed out of the slope surface (102);
the sliding rail (3) is transversely paved on the slope top (101) and positioned between the hanging basket (2) and the column piles (4) and used for transversely moving the hanging basket (2) on the slope top (101) through sliding fit with the pulley (22), wherein the pulley (22) is arranged at the bottom of the hanging basket (2).
2. The anchor cable construction system for high slope according to claim 1, further comprising a first i-beam (61) and a second i-beam (62), wherein the first i-beam (61) is fixedly connected to the top of the exposed body of the two adjacent piles (4), and the second i-beam (62) is fixedly connected to the bottom of the exposed body of the two adjacent piles (4);
the winch (1) is detachably fixed between the first I-shaped steel (61) and the second I-shaped steel (62).
3. A high slope anchor line construction system according to claim 1, characterized in that the number of the winches (1) is two and the baskets (2) are simultaneously pulled obliquely by the corresponding wire ropes (11) respectively so as to move the baskets (2) longitudinally on the sloping surface (102) together.
4. The high slope anchor cable construction system as claimed in claim 1, wherein a ratio k of a design value of chop pressure to a design value of allowable tension of the wire rope (11) satisfies the following formula:
wherein alpha represents a reduction coefficient of breaking pressure of the steel wire rope (11), K represents a safety factor of the steel wire rope (11), P represents a total breaking tension of the steel wire rope (11), G1 represents self weight of the hanging basket (2), and G2 represents design load of the hanging basket (2).
5. A high slope anchor cable construction system as claimed in claim 4, wherein the design load bearing M of the gondola (2) satisfies the following formula:
M≥γG*GS+γQ*(Gj+Gz+Gt+Gc+Gr)
in the formula, gammaGRepresenting the permanent load component coefficient, gammaQRepresenting variable load component coefficient, GSRepresents the dead weight, G, of the wire rope (11)jIndicating the weight of the rig required for construction, GzIndicating the weight of the drill rod required for construction, GtIndicating the weight of the casing required for construction, GcDenotes the weight of the material required for construction, GrIndicating the weight of the operator.
6. A high slope anchor cable construction system according to claim 1, wherein the bottom of the hanging basket (2) uses channel steel (23) as a bracing member to support the hanging basket (2) together with at least three anchor rods, wherein the at least three anchor rods correspond to the exposed ends of the at least three anchor rods one to one.
7. A high slope anchor cable construction system according to claim 1, wherein the detachable fixed connection of the slope-wise side (21) to the exposed ends of the at least three anchor rods comprises a fixed welding mode and a detached welding mode.
8. The high slope anchor cable construction system according to claim 1, wherein the upper left corner position, the lower left corner position, the upper right corner position, the lower right corner position and the center position of the slope-ward side surface (21) are detachably and fixedly connected with the at least three anchor rod exposed ends in a one-to-one correspondence.
9. The high slope anchor cable construction system as claimed in claim 1, wherein the design value η of the anti-overturning safety coefficient of the pile (4) satisfies the following relationship:
wherein ρ represents the density of the piles (4), V represents the volume of the piles (4), and L represents2Represents the distance from the gravity center of the column pile (4) to a fulcrum, G1 represents the self weight of the hanging basket (2), G2 represents the design load of the hanging basket (2), and L1And the distance from the stress point of the steel wire rope (11) to the fulcrum is represented, the fulcrum is the contact point of the outer side surface of the column pile (4) and the ground of the slope top (101), and the stress point of the steel wire rope (11) is located at the intersection of the steel wire rope (11) and the column pile (4).
10. The high slope anchor cable construction system according to claim 1, wherein the slide rail (3) is of a double-rail structure, the pile (4) is a building which is artificially dug to reproduce cast-in-place concrete, and the anchor rod is a cartridge anchor rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121297552.5U CN215329956U (en) | 2021-06-10 | 2021-06-10 | High slope anchor cable construction system based on hanging flower basket and slide rail |
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| CN202121297552.5U CN215329956U (en) | 2021-06-10 | 2021-06-10 | High slope anchor cable construction system based on hanging flower basket and slide rail |
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| CN215329956U true CN215329956U (en) | 2021-12-28 |
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